2 years ago

Express X^2-8x+5 in the for (x-a)^2-b where a and b are integers

Mathematics

1 answer:

amm18122 years ago

8 0

Answer:

$x {}^{2} - 8x + 5 \\ = x {}^{2} - 8 x+ 5 + 11 - 11 \\ = x {}^{2} - 8x +16 - 11 \\ = (x - 4) {}^{2} - 11 \\$

A is 4 and b is 11

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Nana76 [90]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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OlgaM077 [116]

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Step-by-step explanation:

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3 years ago

Which explicit formula describes the sequence use the picture for the full question

Murrr4er [49]

Answer:

A. aₙ = (2/7)ⁿ⁻¹

Step-by-step explanation:

According to sequence we observe:

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aₙ = a₁r°⁻¹

Substitute to get:

aₙ = 1*(2/7)ⁿ⁻¹ = (2/7)ⁿ⁻¹

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2 years ago